diff options
Diffstat (limited to 'src/content_mapblock.cpp')
| -rw-r--r-- | src/content_mapblock.cpp | 152 |
1 files changed, 141 insertions, 11 deletions
diff --git a/src/content_mapblock.cpp b/src/content_mapblock.cpp index 6a83bd8f3..b86b97822 100644 --- a/src/content_mapblock.cpp +++ b/src/content_mapblock.cpp @@ -28,6 +28,7 @@ with this program; if not, write to the Free Software Foundation, Inc., #include <IMeshManipulator.h> #include "gamedef.h" #include "log.h" +#include "noise.h" // Create a cuboid. @@ -1104,6 +1105,8 @@ void mapblock_mesh_generate_special(MeshMakeData *data, break;} case NDT_PLANTLIKE: { + PseudoRandom rng(x<<8 | z | y<<16); + TileSpec tile = getNodeTileN(n, p, 0, data); tile.material_flags |= MATERIAL_FLAG_CRACK_OVERLAY; @@ -1111,9 +1114,18 @@ void mapblock_mesh_generate_special(MeshMakeData *data, video::SColor c = MapBlock_LightColor(255, l, f.light_source); float s = BS / 2 * f.visual_scale; + // add sqrt(2) visual scale + if ((f.param_type_2 == CPT2_MESHOPTIONS) && ((n.param2 & 0x10) != 0)) + s *= 1.41421; + + float random_offset_X = .0; + float random_offset_Z = .0; + if ((f.param_type_2 == CPT2_MESHOPTIONS) && ((n.param2 & 0x8) != 0)) { + random_offset_X = BS * ((rng.next() % 16 / 16.0) * 0.29 - 0.145); + random_offset_Z = BS * ((rng.next() % 16 / 16.0) * 0.29 - 0.145); + } - for (int j = 0; j < 2; j++) - { + for (int j = 0; j < 4; j++) { video::S3DVertex vertices[4] = { video::S3DVertex(-s,-BS/2, 0, 0,0,0, c, 0,1), @@ -1121,28 +1133,146 @@ void mapblock_mesh_generate_special(MeshMakeData *data, video::S3DVertex( s,-BS/2 + s*2,0, 0,0,0, c, 1,0), video::S3DVertex(-s,-BS/2 + s*2,0, 0,0,0, c, 0,0), }; + float rotate_degree = 0; + u8 p2mesh = 0; if (f.param_type_2 == CPT2_DEGROTATE) rotate_degree = n.param2 * 2; - - if (j == 0) { - for(u16 i = 0; i < 4; i++) - vertices[i].Pos.rotateXZBy(46 + rotate_degree); - } else if (j == 1) { - for(u16 i = 0; i < 4; i++) - vertices[i].Pos.rotateXZBy(-44 + rotate_degree); + else if (f.param_type_2 != CPT2_MESHOPTIONS) { + if (j == 0) { + for (u16 i = 0; i < 4; i++) + vertices[i].Pos.rotateXZBy(46 + rotate_degree); + } else if (j == 1) { + for (u16 i = 0; i < 4; i++) + vertices[i].Pos.rotateXZBy(-44 + rotate_degree); + } + } else { + p2mesh = n.param2 & 0x7; + switch (p2mesh) { + case 0: + // x + if (j == 0) { + for (u16 i = 0; i < 4; i++) + vertices[i].Pos.rotateXZBy(46); + } else if (j == 1) { + for (u16 i = 0; i < 4; i++) + vertices[i].Pos.rotateXZBy(-44); + } + break; + case 1: + // + + if (j == 0) { + for (u16 i = 0; i < 4; i++) + vertices[i].Pos.rotateXZBy(91); + } else if (j == 1) { + for (u16 i = 0; i < 4; i++) + vertices[i].Pos.rotateXZBy(1); + } + break; + case 2: + // * + if (j == 0) { + for (u16 i = 0; i < 4; i++) + vertices[i].Pos.rotateXZBy(121); + } else if (j == 1) { + for (u16 i = 0; i < 4; i++) + vertices[i].Pos.rotateXZBy(241); + } else { // (j == 2) + for (u16 i = 0; i < 4; i++) + vertices[i].Pos.rotateXZBy(1); + } + break; + case 3: + // # + switch (j) { + case 0: + for (u16 i = 0; i < 4; i++) { + vertices[i].Pos.rotateXZBy(1); + vertices[i].Pos.Z += BS / 4; + } + break; + case 1: + for (u16 i = 0; i < 4; i++) { + vertices[i].Pos.rotateXZBy(91); + vertices[i].Pos.X += BS / 4; + } + break; + case 2: + for (u16 i = 0; i < 4; i++) { + vertices[i].Pos.rotateXZBy(181); + vertices[i].Pos.Z -= BS / 4; + } + break; + case 3: + for (u16 i = 0; i < 4; i++) { + vertices[i].Pos.rotateXZBy(271); + vertices[i].Pos.X -= BS / 4; + } + break; + } + break; + case 4: + // outward leaning #-like + switch (j) { + case 0: + for (u16 i = 2; i < 4; i++) + vertices[i].Pos.Z -= BS / 2; + for (u16 i = 0; i < 4; i++) + vertices[i].Pos.rotateXZBy(1); + break; + case 1: + for (u16 i = 2; i < 4; i++) + vertices[i].Pos.Z -= BS / 2; + for (u16 i = 0; i < 4; i++) + vertices[i].Pos.rotateXZBy(91); + break; + case 2: + for (u16 i = 2; i < 4; i++) + vertices[i].Pos.Z -= BS / 2; + for (u16 i = 0; i < 4; i++) + vertices[i].Pos.rotateXZBy(181); + break; + case 3: + for (u16 i = 2; i < 4; i++) + vertices[i].Pos.Z -= BS / 2; + for (u16 i = 0; i < 4; i++) + vertices[i].Pos.rotateXZBy(271); + break; + } + break; + } } - for (int i = 0; i < 4; i++) - { + for (int i = 0; i < 4; i++) { vertices[i].Pos *= f.visual_scale; vertices[i].Pos.Y += BS/2 * (f.visual_scale - 1); vertices[i].Pos += intToFloat(p, BS); + // move to a random spot to avoid moire + if ((f.param_type_2 == CPT2_MESHOPTIONS) && ((n.param2 & 0x8) != 0)) { + vertices[i].Pos.X += random_offset_X; + vertices[i].Pos.Z += random_offset_Z; + } + // randomly move each face up/down + if ((f.param_type_2 == CPT2_MESHOPTIONS) && ((n.param2 & 0x20) != 0)) { + PseudoRandom yrng(j | x<<16 | z<<8 | y<<24 ); + vertices[i].Pos.Y -= BS * ((yrng.next() % 16 / 16.0) * 0.125); + } } u16 indices[] = {0, 1, 2, 2, 3, 0}; // Add to mesh collector collector.append(tile, vertices, 4, indices, 6); + + // stop adding faces for meshes with less than 4 faces + if (f.param_type_2 == CPT2_MESHOPTIONS) { + if (((p2mesh == 0) || (p2mesh == 1)) && (j == 1)) + break; + else if ((p2mesh == 2) && (j == 2)) + break; + } else if (j == 1) { + break; + } + } break;} case NDT_FIRELIKE: |